Same spreading caliper as the one with rounded ends but this one is with pointed ends for osteometry.
One is graduated from 0-300 mm, the other is graduated from 0-600 mm.
The spreading caliper which is graduated from 0 to 300 mm can also be in the small and large instrument bag.
Net weight: 0,240 kg (for the one graduated from 0 to 300 mm) & 0525 kg (for the one graduated from 0 to 600mm)